| Provincia | Sigla | Latitudine | Longitudine | Differenza da meridiano (15E00) in mm.ss |
| Agrigento | AG | 37.18 N | 13.36 E | -5' 36" |
| Alessandria | AL | 44.55 N | 08.37 E | -25' 32" |
| Ancona | AN | 43.37 N | 13.31 E | -5' 56" |
| Aosta | AO | 45.44 N | 07.19 E | -30' 44" |
| Arezzo | AR | 43.28 N | 11.53 E | -12' 28" " |
| Ascoli Piceno | AP | 42.51 N | 13.34 E | -5' 44" |
| Asti | AT | 44.53 N | 08.12 E | -27' 12" |
| Avellino | AV | 40.55 N | 14.47 E | -0' 52" |
| Bari | BA | 41.07 N | 16.53 E | + 7' 32" |
| Belluno | BL | 46.08 N | 12.13 E | -11' 08" |
| Benevento | BN | 41.08 N | 14.46 E | -00' 56" |
| Bergamo | BG | 45.42 N | 09.40 E | -21' 20" |
| Biella | BI | 45.34 N | 08.03 E | -27' 48" |
| Bologna | BO | 44.30 N | 11.21 E | -14' 36" |
| Bolzano | BZ | 46.30 N | 11.20 E | -14' 40" |
| Brescia | BS | 45.32 n | 10.12 E | -19' 12" |
| Brindisi | BR | 40.39 N | 17.56 E | + 11' 44" |
| Cagliari | CA | 39.13 N | 09.07 E | -23' 22" |
| Caltanissetta | Cl | 37.29 N | 14.04 E | -03' 44" |
| Campobasso | CB | 41.34 N | 14.39 E | -1' 24" |
| Caserta | CE | 41.04 N | 14.19 E | -2' 44" |
| Catania | CT | 37.30 N | 15.05 E | + 00' 20" |
| Catanzaro | CZ | 38.54 N | 16.35 E | + 06' 20" |
| Chieti | CH | 42.21 N | 14.10 E | -03' 20" |
| Como | Co | 45.48 N | 09.05 E | -23' 40" |
| Cosenza | CS | 39.17 N | 16.15 E | + 05'00" |
| Cremona | CR | 45.08 N | 10.02 E | -19' 52" |
| Crotone | KR | 39.05 N | 17.08 E | + 08' 32" |
| Cuneo | CN | 44.24 N | 07.33 E | -29' 48" |
| Enna | EN | 37.34 N | 14.16 E | -2' 56" |
| Ferrara | FE | 44.50 N | 11.38 E | -13' 28" |
| Firenza | FI | 43.46 N | 11.15 E | -15' 00" |
| Foggia | FG | 41.28 N | 15.33 E | +2' 12" |
| Forlė | FO | 44.13 N | 12.03 E | -11' 48" |
| Frosinone | FR | 41.38 N | 13.22 E | -6' 32" |
| Genova | GE | 44.25 N | 08.55 E | -24' 20" |
| Gorizia | GO | 45.57 N | 13.38 E | -5' 28" |
| Grosseto | GR | 42.46 N | 11.07 E | -15' 32" |
| Imperia | IM | 43.53 N | 08.01 E | -27' 56" |
| Isernia | IS | 41.36 N | 14.14 E | -03' 04" |
| L'Aquila | AQ | 42.21 N | 13.24 E | -06' 24" |
| La Spezia | SP | 44.07 N | 09.50 E | -20' 40" |
| Latina | LT | 41.28 N | 12.53 E | -08' 28" |
| Lecce | LE | 40.21 N | 18.11 E | + 12' 44" |
| Lecco | LC | 45.51 N | 09.23 E | -22' 28" |
| Livorno | LI | 43.33 N | 10.19 E | -18' 44" |
| Lodi | LO | 45.19 N | 09.30 E | -22' 00" |
| Lucca | LU | 43.51 N | 10.31 E | -17' 56" |
| Macerata | MC | 43.18 N | 13.27 E | -06' 12" |
| Mantova | MN | 45.09 N | 10.47 E | -16' 52 " |
| Massa | MS | 44.20 N | 10.05 E | -19' 40" |
| Matera | MT | 40.41 N | 16.36 E | + 06' 24" |
| Messina | ME | 38.11 N | 15.34 E | + 2' 16" |
| MIlano | MI | 45.28 N | 09.11 E | -23' 16 " |
| Modena | MO | 44.39 N | 10.55 E | -16' 20" |
| Napoli | NA | 40.21 N | 14.15 E | -03' 00" |
| Novara | NO | 45.27 N | 08.38 E | -25' 28" |
| Nuoro | NU | 40.19 N | 09.16 E | -22' 56" |
| Oristano | OR | 39.54 N | 08.36 E | -25' 36" |
| Padova | PD | 45.24 N | 11.53 E | -12' 28 " |
| Palermo | PA | 38.07 N | 13.21 E | -06' 36" |
| Parma | PR | 44.48 N | 10.21 E | -18' 36" |
| Pavia | PV | 45.11 N | 09.10 E | -23' 20" |
| Perugia | PG | 43.07 N | 12.24 E | -10' 24" |
| Pesaro | PS | 43.54 N | 12.55 E | -08' 20" |
| Pescara | PE | 42.27 N | 14.13 E | -03' 08" |
| Piacenza | PC | 45.03 N | 09.41 E | -21' 16" |
| Pisa | PI | 43.43 N | 10.24 E | -18' 24" |
| Pistoia | PT | 43.56 N | 10.55 E | -16' 20" |
| Pordenone | PN | 45.57 N | 12.39 E | -9' 24" |
| Potenza | PZ | 40.38 N | 15.49 E | + 3' 16" |
| Prato | PO | 43.53 N | -11.06 E | -15'.36" |
| Ragusa | RG | 36.56 N | -14.44 E | -1' 04" |
| Ravenna | RA | 44.25 N | 12.12 E | -11 '12" |
| Reggio Calabria | RC | 38.06 N | 15.39 E | -2' 36" |
| Reggio Emilia | RE | 44.42 N | 10.38 E | -17' 28" |
| Rieti | RI | 42.22 N | 12.52 E | -8' 32" |
| Rimini | RN | 44.04 N | 12.34 E | -9' 44" |
| Roma | Roma | 41.54 N | 12.29 E | -10' 04" |
| Rovigo | RO | 45.04 N | 11.48 E | -12' 48" |
| Salerno | SA | 40.41 N | 14.46 E | -00' 56" |
| Sassari | SA | 40.43 N | 08.34 E | -25' 44" |
| Savona | SV | 44.19 N | 08.28 E | -26' 08" |
| Siena | SI | 43.19 N | 11.18 E | -14' 48" |
| Siracusa | SR | 37.04 N | 15.17 E | +01' 08" |
| Sondrio | SO | 46.11 N | 09.53 E | -20' 28" |
| Taranto | TA | 40.28 N | 17.14 E | +08' 56" |
| Teramo | TE | 42.40 N | 13.43 E | -05' 08" |
| Terni | TR | 42.34 N | 12.40 E | -09' 20" |
| Torino | TO | 45.04 N | 07.42 E | -29' 12" |
| Trapani | TP | 38.01 N | 12.32 E | -09' 52" |
| Trento | TN | 46.04 N | 11.08 E | -15' 28" |
| Treviso | TV | 45.40 N | 12.15 E | -11' 00" |
| Trieste | TS | 45.39 N | 13.46 E | -04' 56" |
| Udine | UD | 46.04 N | 13.14 E | -07' 04" |
| Varese | VA | 45.50 N | 08.49 E | -24' 44" |
| Venezia | VE | 45.26 N | 12.21 E | -10' 36" |
| Verbania | VB | 45.56 N | 08.33 E | -25' 48" |
| Vercelli | VC | 45.20 N | 08.25 E | -26' 20" |
| Verona | VR | 45.27 N | 11.00 E | -16' 00" |
| Vibo Valentia | VV | 38.40 N | 16.06 E | +04' 24" |
| Vicenza | VI | 45.33 N | 11.33 E | -13' 48" |
| Viterbo | VT | 42.33 N | 12.07 E | -11' 32" |