The best examples I can think of are:
Schwäbisch Hall
eddh.de - Landeinformationen
eddh.de - Landeinformationen
Treviso (about 3 runway lengths, but close enough)
eddh.de - Landeinformationen
eddh.de - Landeinformationen
A little creative SQL gets me to:
Code:
arpt_ident | name | arpt_ident | name | dist
------------+----------------------------+------------+-------------------------+------------------
LFSN | NANCY ESSEY | LFEZ | NANCY MALZEVILLE | 2.04542734275588
LFLJ | COURCHEVEL | LFKX | MERIBEL | 2.4204666690611
LFPX | CHAVENAY VILLEPREUX | LFPF | BEYNES THIVERVAL | 2.82020306100027
LFMO | ORANGE CARITAT | LF28 | ORANGE PLAN DE DIEU | 3.21142183992068
LFPV | VILLACOUBLAY VELIZY | LFPN | TOUSSUS LE NOBLE | 3.50535669670473
LFTM | SERRES LA BATIE MONTSALEON | LFNJ | ASPRES SUR BUECH | 3.65320098631799
LFCH | ARCACHON LA TESTE DE BUCH | LFBC | CAZAUX | 3.88995075906676
LFPZ | SAINT CYR L'ECOLE | LFPN | TOUSSUS LE NOBLE | 3.92751507367681
LFDT | TARBES LALOUBERE | LFBT | TARBES LOURDES PYRENEES | 3.93799610029583
arpt_ident | name | arpt_ident | name | dist
------------+-------------------------+------------+---------------------+--------------------
EGHQ | NEWQUAY | EGDG | ST MAWGAN | 0.0166667025164031
EGDK | KEMBLE | EGBP | KEMBLE | 0.0516847403067543
EGUS | LEE-ON-SOLENT | EGHF | LEE-ON-SOLENT | 0.0905994068824777
EGOA | ALDERGROVE | EGAA | BELFAST/ALDERGROVE | 0.450928709771956
EGEW | WESTRAY | EGEP | PAPA WESTRAY | 1.52311834540447
EGVF | FLEETLANDS | EGHF | LEE-ON-SOLENT | 1.82680067366903
EGVF | FLEETLANDS | EGUS | LEE-ON-SOLENT | 1.86819980029048
EGOP | PEMBREY | EGFP | PEMBREY | 2.20297907893369
EGDN | NETHERAVON | EGDJ | UPAVON | 2.42862015389302
EGTW | OAKSEY PARK | EGDK | KEMBLE | 2.69028695098676
EGSU | DUXFORD | EGMA | FOWLMERE | 2.71184164830329
EGTW | OAKSEY PARK | EGBP | KEMBLE | 2.72082034342921
EGXV | LECONFIELD | EGNJ | HUMBERSIDE | 2.98689228090387
EGOA | ALDERGROVE | EGAL | LANGEFORD LODGE | 3.05945689641376
EGXG | CHURCH FENTON | EGCJ | SHERBURN-IN-ELMET | 3.10410007055074
arpt_ident | name | arpt_ident | name | dist
------------+--------------------------+------------+-----------------------------+-------------------
EDTY | SCHWABISCH HALL | EDTX | SCHWABISCH HALL-WECKRIEDEN | 0.35340210838668
ETMN | NORDHOLZ | EDXN | NORDHOLZ-SPIEKA | 0.526097289083107
ETMK | KIEL-HOLTENAU | EDHK | KIEL-HOLTENAU | 0.68969184564159
ETIY | LANDSTUHL HOSPITAL | ETIP | LANDSTUHL | 0.874792546372163
EDUY | WELZOW-SEDLITZER SEE | EDCY | SPREMBERG-WELZOW | 1.66218299792869
EDQY | COBURG-STEINRUCKEN | EDQC | COBURG-BRANDENSTEINSEBENE | 1.98325776062027
EDFX | HOCKENHEIM | EDEH | HERRENTEICH | 1.98695837326539
ETNS | SCHLESWIG | EDXC | SCHLESWIG-KROPP | 2.19485050823382
ETIK | ILLESHEIM | EDQB | BAD WINDSHEIM | 2.32087910419751
EDGH | HETTSTADT | EDFW | WURZBURG-SCHENKENTURM | 2.60898257830167
EDGT | BOTTENHORN | EDFI | HIRZENHAIN | 2.71341122333898
EDRY | SPEYER | EDEH | HERRENTEICH | 2.79861849128526
EDUS | FINSTERWALDE/SCHACKSDORF | EDAS | FINSTERWALDE/HEINRICHSRUH | 2.83196160610075
ETIY | LANDSTUHL HOSPITAL | ETAR | RAMSTEIN AB | 2.95351866443979
Of course some of those, like St Mawgan and Newquay, may simply be renamings -- though it looks like they moved the ARP 100 ft when they did that!