Numbering: The sector in the southern part of France.

A.O.K. 1: Armee Ober Kommando  1 Army:
Sector south of the river Loire in France all the way southwards towards the Spanish border, H.Q. was situated in Bordeaux. One can see a very uniform way of numbering in this sector. The different sectors north to south were:
Section D: 80'th Army Corps, 158 'th division, HQ in Fontenay.
sub sections: Sa = les Sables d'Olonne
Ro = la Rochelle
237 H01 1942
237 H03 1942
Stp 237 Heer bunkernr 01/03 1942
Inside some bunkers Stp. 237 near La Rochelle, F

photo's: JFL

237/1    L
Stp 237 bunkernr 01    LEICHT, number inside a Vf7b. So two times the same number!
268 H01 1943
252 H03 1943
Stp 268/252 Heer bunkernr 01/03 1943

Inside  several bunkers Stp. Ro 268 Wilhelm and 252 Catalina near La Rochelle, F

photo's: JFL

Inside some group bunkers R 501, Batt. Kora-Karola, Ro 425, Ile de Ré, F

photo's: JFL

 RO 429/03 u. 04
La Rochelle Stp 429 bunkernr 03 and 04, the two numbers combined!
Inside some bunkers Stp. 429, F

photo: JFL

Section E1: 80'th Army Corps, 708 'th infantry division, HQ in Royan.
section: Gi = Gironde

Gi 9 M 02 1944

Stp. Gironde 9, Marine, bunker nr 02, 1944

Inside gun bunker nr. 2, a 'M 176 Geschützschartenstand (120º),  Marineküstenartillerie, Stützpunkt 'Requin/Rest Adler', 4*138 mm, 'Stp.Gr. La Coubre', Gironde, F, 08-1995

some more examples from the same complex

photo's: JFL

Gi. 303 H35. 1943
Gi. 306 H09. 1943
Stp Gi 303/6 Heer bunker 35/09 1943

Inside a bunker Gi 303 H.K.B. Mannheim (Batt. la Claire) and a groupbunker R 621 Gi 306, V.B. Gironde Sud, F, 05-2005 

photo's: JFL

Gi. 303 H23/4.1943

Gi 303, R 622's, 08-2005

photo's: AvB

L 479

Inside bunkers radar station, Gi 305a Vogel, Pointe de Graves, F, 08-2002

R 502 R 502 L 409a R 622
Gi 305 Ratibor, Soulac sur Mer, F, 08-2005

photo's: AvB

Inside bunkers belonging to the 'Battery Des Arros', Stp. Gi 307, Bt Reichenberg, V.B. Gironde-Sud, Soulac, F, 08-2002

The Gi 307 M10 1943 to make it complete, 07-2005

photo: AvB

M 145

Gi.307.M 04

1943

Gi = V.B. Gironde Sud, 307 = Stp., M = Marine, 04 = bunker number, 1943

waterbunker 1b/564

All taken inside bunkers belonging to the H.Q., Stp. 312 Berlin, V.B. Gironde-Sud, Soulac, F, 08-2002

right photo: AvB, 07-2005

119a

photo's to the far left: JFL,

right photo: AvB, 07-2005

Gi 308 A H 10 1943

Inside a R-661, Gi 308a Darmstadt, Soulac sur Mer, F, 08-2005

photo: AvB

Taken inside a bunker belonging to WN 352, Gurp, V.B. Gironde-Sud, F

photo: JFL

Section E2: 86'th Army Corps, 159 'th division, HQ in Labouheyre.
sub sections: Ar = Arcachon
Bo = Bordeaux
Stp. Arcachon 42 bunker 06/10, 1943
Inside some bunker St. Pt. Ar. 42 St.Pgr. Arcachon near Moulleau, F

photo: JFL

Ar 4381
1943
Ar 43, bunker 81 1943

Inside a bunker St. Pt. Ar 43, Arcachon, F

photo: BD

Section F: 86'th Army Corps, 276 'th infantry division, HQ in Cambo les Bain.
section: Ba = Bayonne.
Ba 1907 1943
Ba 1908 1943
Ba 19 nr 07 and 08 1943

Inside two groupbunkers R 622, Tarnos near Bayonne, F, 1999

photo's: JS

Ba 2210
1943
Ba 22 nr 10 1943
Inside a bunker, Batterie 'Barbara', Stp. Gr. Bayonne, Bayonne, F

photo: JFL

Ba 2216
1943
Ba 22, bunker 16, 1943

Inside a  groupbunker R 622, Batterie 'Barbara', Stp. Gr. Bayonne, Bayonne, F, 08-2002

Inside a now inaccessible fire control post Batt. de L' Hippodrome, Anglet-Plage near Bayonne, F, early 80's

photo: JS

Stp. Bayonne 29, bunker 17, 1943
Ba 4930
1943
Ba 49, bunker 30 1943
Ba 5007
1943
Ba 50, bunker 07 1943

Inside a groupbunker R-502, Batt. Erromardie Stp. 49 near Bayonne, F

photo: JS
Inside a 'R 636 Befehlsstand für Heersesküstenbatterie', Batt. St. Barbe near Saint Jean de Luz, F

photo: JS

Ba 6301
1943
great number!
Ba 63, bunker 01, 1943

Inside a groupbunker 'R 622  Doppelgruppenunterstand', Batt. E 674 Stp. 63, Mondeguy near St. Jean de Luz, F

photo: JS