Postcode areas 27XXX
- Postcode area 27211 Bassum
- Postcode area 27232 Sulingen
- Postcode area 27239 Twistringen
- Postcode area 27243 Harpstedt, Groß Ippener, Colnrade u.a.
- Postcode area 27245 Bahrenborstel, Barenburg, Kirchdorf
- Postcode area 27246 Borstel
- Postcode area 27248 Ehrenburg
- Postcode area 27249 Maasen, Mellinghausen
- Postcode area 27251 Neuenkirchen, Scholen
- Postcode area 27252 Schwaförden
- Postcode area 27254 Siedenburg, Staffhorst
- Postcode area 27257 Affinghausen und Sudwalde
- Postcode area 27259 Freistatt, Varrel, Wehrbleck
- Postcode area 27283 Verden
- Postcode area 27299 Langwedel
- Postcode area 27305 Bruchhausen-Vilsen, Süstedt
- Postcode area 27308 Kirchlinteln
- Postcode area 27313 Dörverden
- Postcode area 27318 Hoya, Hoyerhagen, Hilgermissen
- Postcode area 27321 Thedinghausen, Emtinghausen
- Postcode area 27324 Eystrup, Hassel u.a.
- Postcode area 27327 Martfeld, Schwarme
- Postcode area 27330 Asendorf
- Postcode area 27333 Schweringen, Warpe, Bücken
- Postcode area 27336 Rethem (Aller), Häuslingen, Frankenfeld
- Postcode area 27337 Blender
- Postcode area 27339 Riede
- Postcode area 27356 Rotenburg
- Postcode area 27367 Sottrum, Reeßum, Bötersen u.a.
- Postcode area 27374 Visselhövede
- Postcode area 27383 Scheeßel
- Postcode area 27386 Bothel, Kirchwalsede u.a.
- Postcode area 27389 Fintel, Lauenbrück u.a.
- Postcode area 27404 Zeven, Elsdorf
- Postcode area 27412 Tarmstedt, Breddorf u.a.
- Postcode area 27419 Sittensen u.a.
- Postcode area 27432 Bremervörde
- Postcode area 27442 Gnarrenburg
- Postcode area 27446 Selsingen
- Postcode area 27449 Kutenholz
- Postcode area 27472 Cuxhaven
- Postcode area 27474 Cuxhaven
- Postcode area 27476 Cuxhaven
- Postcode area 27478 Cuxhaven
- Postcode area 27498 Helgoland
- Postcode area 27499 Neuwerk
- Postcode area 27568 Bremerhaven, Bremen
- Postcode area 27570 Bremerhaven
- Postcode area 27572 Bremerhaven
- Postcode area 27574 Bremerhaven
- Postcode area 27576 Bremerhaven
- Postcode area 27578 Bremerhaven
- Postcode area 27580 Bremerhaven
- Postcode area 27607 Geestland
- Postcode area 27612 Loxstedt
- Postcode area 27616 Beverstedt
- Postcode area 27619 Schiffdorf
- Postcode area 27624 Geestland
- Postcode area 27628 Hagen
- Postcode area 27639 Wurster Nordseeküste
- Postcode area 27711 Osterholz-Scharmbeck
- Postcode area 27721 Ritterhude
- Postcode area 27726 Worpswede
- Postcode area 27729 Hambergen, Holste u.a.
- Postcode area 27749 Delmenhorst
- Postcode area 27751 Delmenhorst
- Postcode area 27753 Delmenhorst
- Postcode area 27755 Delmenhorst
- Postcode area 27777 Ganderkesee
- Postcode area 27793 Wildeshausen
- Postcode area 27798 Hude (Oldenburg)
- Postcode area 27801 Dötlingen
- Postcode area 27804 Berne
- Postcode area 27809 Lemwerder