| Name | Type | Circle | Bench | Formed | Notes |
| Paderborn | 795: Bishopric 1127: Prince-Bishopric | Low Rhen | EC | 881 | 777: 1st church in Paderborn founded Between 815-862: Paderborn received special imperial protection from Emperor Louis the Pious 881: Confirmation of Bishopric of Paderborn as a county 974: Emperor Otto II bestowed the right to a free election of bishops 1793: Council of Princes 1802: Secularized and annexed to Prussia 1807: To Kingdom of Westphalia 1813: To Prussia |
Palatinate Kurpfalz Count Palatine of the Rhine, Arch-Steward and Prince-Elector of the Holy Roman Empire | 1095: County Palatine 1356: HRE Prince-Elector | El Rhin | EL | 945; origins in the 6th century | 945: Palatinate of Lorraine 1095: Palatinate of the Rhine 1214: County Palatinate went to Bavarian Wittelsbach by inheritance 1623: Electoral dignity transferred to Bavaria 1628: Incorporated into Bavaria 1648: New electoral seat granted to Palatinate 1777: Inherited by Bavaria 1803: Mediatized 1410: Partitioned into Electoral Palatinate, Upper Palatinate or Palatinate-Amberg, Palatinate-Mosbach and Palatinate-Zweibrücken 1448: Palatinate-Mosbach line extinct; reunited with Electoral Palatinate<br1499: >Upper Palatinate line extinct; united with Electoral Palatinate 1582: HRE Council of Princes 1610: Partitioned into itself and Palatinate-Simmern 1777: Inherited by Bavaria 1803: Incorporated into Bavaria |
| Palatinate-Amberg | County Palatine | n/a | n/a | 1410: Partitioned from the Palatinate | 1448: Annexed to the Palatinate |
| Palatinate-Birkenfeld | County Palatine | Upp Rhen | PR | 1569: Partitioned from Palatinate-Zweibrücken | 1600: Partitioned into itself and Palatinate-Bischweiler 1671: Annexed to Palatinate-Neuburg 1735: Partitioned from Palatinate-Bischweiler 1775: Annexed to Palatinate-Gelnhausen |
| Palatinate-Bischweiler | County Palatine | Upp Rhen | PR | 1600: Partitioned from Palatinate-Birkenfeld | 1654: Division into Palatinate-Bischweiler and Palatinate-Gelnhausen 1671: Inherited extinct Birkenfeld line 1731: Inherited Duchy of Zweibrucken 1735: Partitioned into Palatinate-Birkenfeld and Palatinate-Zweibrücken |
| Palatinate-Gelnhausen | County Palatine | Upp Rhen | PR | 1654: Partitioned from Palatinate-Lützelstein | 1801: Annexed to France |
| Palatinate-Hilpolstein | County Palatine | Bav | PR | 1614: Partitioned from Palatinate-Neuburg | 1644: Annexed to Palatinate-Sulzbach |
| Palatinate-Kleeburg | County Palatine | Upp Rhen | PR | 1604: Partitioned from Palatinate-Zweibrücken | 1654 - 1718: Annexed to Sweden 1718: Annexed to Palatinate-Landsberg |
| Palatinate-Landsberg | County Palatine | Upp Rhen | PR | 1604: Partitioned from Palatinate-Zweibrücken | 1677 - 1693: Annexed to France 1731: Annexed to Palatinate-Bischweiler |
| Palatinate-Lautereck | County Palatine | Upp Rhen | PR | 1592: Partitioned from Palatinate-Veldenz | 1694: Annexed to Palatinate-Birkenfeld |
| Palatinate-Lützelstein | County Palatine | Upp Rhen | PR | 1592: Partitioned from Palatinate-Veldenz | 1654: Partitioned into Palatinate-Gelnhausen and Palatinate-Lautereck |
| Palatinate-Mosbach | County Palatine | n/a | n/a | 1410: Partitioned from the Palatinate | 1499: Annexed to the Palatinate |
| Palatinate-Neuburg | Duchy | Bav | PR | 1505: Created for Otto, Henry and Philip, sons of Ruprecht, Bishop of Freising | 1557: Annexed to Pfalz-Zweibrucken |
| Palatinate-Neuburg | County Palatine | Bav | PR | 1569: Partitioned from Palatinate-Zweibrücken | 1614: Partitioned into itself, Palatinate-Hilpoltstein and Palatinate-Sulzbach 1685: Elector Palatines |
| Palatinate-Simmern | County Palatine | Upp Rhen | PR | 1569: Partitioned from Palatinate-Zweibrücken | 1598: Elector Palatines 1610: Partitioned from the Palatinate 1673: Annexed to the Palatinate |
| Palatinate-Sulzbach | County Palatine | Bav | PR | 1569: Partitioned from Palatinate-Zeeibrücken | 1604: Annexed to Palatinate-Neuburg 1614: Partitioned from Palatinate-Neuburg 1742: Elector Palatines |
| Palatinate-Veldenz | County Palatine | Upp Rhen | PR | 1514: Partitioned from Palatinate-Zweibrücken | 1592: Partitioned into Palatinate-Lautereck and Palatinate-Lützelstein |
| Palatinate-Vohenstrauss | County Palatine | Upp Rhen | PR | 1569: Partitioned from Palatinate-Zweibrücken | 1597: Annexed to Palatinate-Neuburg |
| Palatinate-Zweibrücken | County Palatine | Upp Rhen | PR | 1410: Partitioned from the Palatinate | 1459: Partitioned into itself and Palatinate-Simmern 1514:Partitioned into itself and Palatinate-Veldenz 1569: Partitioned into itself, Palatinate-Birkenfeld, Palatinate-Neuburg, Palatinate-Sulzbach and Palatinate-Vohenstrauss 1604: Partitioned into itself, Palatinate-Kleeburg and Palatinate-Landsberg 1661: Annexed to Palatinate-Landsberg |
| Palatinate-Zweibrücken | County Palatine 1661: Duchy | Upp Rhen | PR | 1735: Partitioned from Palatinate-Bischweiler | 1569: Division into 5 parts 1600: Division into Palatinate-Birkenfeld (extinct 1671) and Palatinate-Bischweiler 1799: Annexed to Bavaria |
| Palatiante-Zweibrucken-Birkenfeld | 1731: Duchy | | | | 1799: To Bavaria |
Pappenheim HRE Count & Lord of Pappenheim | c1030: Lordship 1628: County | | | c1030 | 1439: Division into Aletzheim, Gräfenthal and Treutlingen 1558: Division into Pappenheim and Stühlingen 1536: Absorbed Gräfenthal<br1740/1742: HRE Coun status confirmed 1647: Absorbed Treutlingen 1697: Absorbed Aletzheim 1806: Mediatised to Bavaria |
| Parkstein | 1776: HRE County | | | | 1777: immediate Lords of Reipoltskirchen |
| Passau | c722: Bishopric | Bav | EC | 999 | 1500: Bavarian Circle 1793: Council of Princes 1803: Annexed to Salzburg 1805: Secularized to Bavaria |
| Passavant | Lordship | | | | |
| Petershausen | 983: Abbacy | Swab | | | 983: Abbey founded by St. Gebhard II (979-995) 1793: Council of Princes |
Pfäfers Pfafers | 740: Abbey HRE Abbacy | | | | |
| Pfullendorf | Imperial Free City | Swab | SW | | Mediatized in 1803 |
| Platen | Lordship 1630: Barony | | | c1396 | Acquired Hallermund 1707: Formed C. of Platen-Hallermund |
| Platen-Hallermund | County | | | 1707: Created out of a union of Platen barony and Hallermund | |
| Plesse | Lordship | | | | 1571: Line of lords died out; passed to Hesse |
| Plettenberg | Lordship 1724: HRE County | | | c1643 | 1698: Partitioned into Plettenberg-Lenhausen and Plettenberg-Wittem 1722: immediate Lords of Wittem and Eyss 1732: Imperial Estate |
| Plettenberg-Lenhausen | | | | 1698: Partitioned from Plettenberg | 1730: Annexed to Plettenburg-Wittem |
Plettenberg-Wittem HRE Count of Plettenberg & Wittem | Lordship 1724: County | | | 1698: Partitioned from Plettenberg | |
| Plön | Duchy | | | | |
| Pluwig | Lordship | | | | |
| Pomerania | Duchy | | | | 1156: Division into Pomerania-Stettin and Pomerania-Demmin 1181: Pomerania became an Imperial fief 1185: Pomerania became a Danish fief 1227: Imperial fief again 1231: Under Margrave of Brandenburg's feudal authority 1236: Pomerania-Demmin accepted Brandenburg's feudal authority; Stargard transferred to Brandenburg 1250: Dukes of 2 lines enfeoffed by Margrave of Brandenburg 1250: Barnim I acquired castle and territory of Wolgast 1264: Pomerania-Demmin line died out |
| Further Pomerania | | | | | 1582: HRE Council of Princes |
| Hither Pomerania | | | | | 1582: HRE Council of Princes |
| Pomerania-Stettin | Duchy | | | | |
| Pomerania-Wolgast | Duchy | | | | |
| Provence | 855: Kingdom 879: County | | | | 863: Divided between Italy (south) and Lotharingia (Lorraine) (north) 869-877: French rule 933: To Kingdom of Arles 1032-1246: To Holy Roman Empire 1113-1246: To Counts of Barcelona 1246: French fief 1481: In personal union with the French royal domain |
Prüm Prum Pruem | 720: HRE Abbey Prince-Abbot | Upp Rhen | | | 721: Prum was built 1574: Ceded to Trier 1793: Council of Princes 1801: Annexed to France 1815: Incorporated to Prussia |
| Pückler and Limpurg | County | Franc | FR | Renamed from Pückler when inherited a portion of Limpurg | |
| Pyrbaum | Lordship | | | | 1500: Bavarian Circle |
Pyrmont Prince of Waldeck & Pyrmont, Count of Rappolstein, Lord of Hohenack & Geroldseck am Wasgau | County | Low Rhen | WF | 1149 | 1557: Annexed to Sternberg and Pyrmont 1583: Recreated on partition 1631: Annexed to Waldeck-Eisenberg |
| Pyrmont (in Eifel) | County | Low Rhen | WF | | Held by Waldbott von Bassenheim |