FP numbers help

[fox-terier]

Hello,

Could somebody help me with these feldpost numbers ?

10 816 - 1944
31 910B - 1942

Thanks !
Piotr

[hucks216]

The only entry for 10816:
(Mobilmachung-1.1.1940) 1. Kriegslazarett Kriegslazarett-Abteilung 561.

31910
(Mobilmachung-1.1.1940) Sicherheitspolizei Einsatzgruppe III,
(2.1.1940-27.4.1940) gestrichen,
(28.4.1940-19.9.1940) Stab II Fallschirmjäger-Regiment 3,
(8.9.1942-11.3.1943) Stab II u. 5.-8. Kompanie Fallschirmjäger-Regiment 3.

[fox-terier]

Thanks !
Piotr