| GAS45 | Orléans Grenier a Sel | 32000 | | | | | |
| MON45 | Montargis | 27000 | | | | | |
| MRC45 | Orléans Saint Marceau | 22000 | | | | | |
| DOU45 | Saint-Jean-de-la-Ruelle Doumer | 21000 | | | | | |
| MST45 | Orléans Marie Stuart | 17000 | | | | | |
| SOU45 | Orléans La Source | 14258 | | | | | |
| SAR45 | Saran | 10000 | | | | | |
| GIE45 | Gien | 9451 | | | | | |
| SJB45 | Saint-Jean-de-Braye | 6545 | | | | | |
| PIH45 | Pithiviers | 6250 | | | | | |
| CCY45 | Chécy | 6000 | | | | | |
| BGY45 | Beaugency | 5161 | | | | | |
| CSL45 | Châteauneuf-sur-Loire | 4004 | | | | | |
| FSA45 | La Ferté-Saint-Aubin | 3353 | | | | | |
| MNG45 | Meung-sur-Loire | 3309 | | | | | |
| JRG45 | Jargeau | 3183 | | | | | |
| BRI45 | Briare | 3017 | | | | | |
| DEV45 | Saint-Denis-en-Val | 2975 | | | | | |
| LRY45 | Loury | 2713 | | | | | |
| SUL45 | Sully-sur-Loire 1 | 2633 | | | | | |
| SAY45 | Saint-Ay | 2578 | | | | | |
| ING45 | Ingré | 2410 | | | | | |
| COU45 | Courtenay | 2247 | | | | | |
| TGY45 | Tigy | 2229 | | | | | |
| FAY45 | Fay-aux-Loges | 2148 | | | | | |
| CHL45 | Châtillon-sur-Loire | 2035 | | | | | |
| NVL45 | Neuville-aux-Bois | 1982 | | | | | |
| FER45 | Ferrières-en-Gâtinais | 1968 | | | | | |
| LOR45 | Lorris | 1902 | | | | | |
| CSA45 | Cléry-Saint-André | 1893 | | | | | |
| CTR45 | Château-Renard | 1883 | | | | | |
| PUI45 | Puiseaux | 1852 | | | | | |
| MAL45 | Malesherbes 1 | 1836 | | | | | |
| OUL45 | Ouzouer-sur-Loire | 1794 | | | | | |
| BEA45 | Beaune-la-Rolande | 1746 | | | | | |
| DHL45 | Saint-Denis-de-l'Hôtel | 1682 | | | | | |
| BEL45 | Bellegarde | 1661 | | | | | |
| CHC45 | Châtillon-Coligny | 1642 | | | | | |
| BOR45 | Les Bordes | 1581 | | | | | |
| ATY45 | Artenay | 1577 | | | | | |
| MGY45 | Marigny-les-Usages | 1576 | | | | | |
| SDN45 | Sandillon | 1532 | | | | | |
| DOR45 | Dordives | 1517 | | | | | |
| MAH45 | Malesherbes 2 | 1451 | | | | | |
| FON45 | Fontenay-sur-Loing | 1448 | | | | | |
| GDY45 | Gidy | 1389 | | | | | |
| SER45 | Sermaises | 1345 | | | | | |
| NOG45 | Nogent-sur-Vernisson | 1262 | | | | | |
| PTY45 | Patay | 1260 | | | | | |
| LAD45 | Ladon | 1254 | | | | | |
| SUY45 | Sully-sur-Loire 2 | 1250 | | | | | |
| GER45 | Saint-Germain-des-Prés | 1192 | | | | | |
| GDV45 | Gondreville | 1182 | | | | | |
| COO45 | Coullons | 1180 | | | | | |
| OCZ45 (SOU45) | Olivet Orleans Clatz | 1174 | | | | | |
| COR45 | Corbeilles | 1164 | | | | | |
| HSM45 | Saint-Hilaire-Saint-Mesmin | 1128 | | | | | |
| LAI45 | Lailly-en-Val | 1119 | | | | | |
| VTY45 | Vitry-aux-Loges | 1114 | | | | | |
| NIB45 | Nibelle | 1105 | | | | | |
| EEB45 | Épieds-en-Beauce | 1098 | | | | | |
| MAB45 | Saint-Martin-d'Abbat | 1086 | | | | | |
| ORM45 | Saran Ormes | 1079 | | | | | |
| BSL45 | Bonny-sur-Loire | 1079 | | | | | |
| CVY45 | Chevilly | 1069 | | | | | |
| BSB45 | Boigny-sur-Bionne | 1049 | | | | | |
| BAG45 | Bazoches-les-Gallerandes | 1020 | | | | | |
| BNT45 | Saint-Benoît-sur-Loire | 1017 | | | | | |
| MAU45 | Saint-Maurice-sur-Fessard | 1008 | | | | | |
| AUL45 | Aulnay-la-Rivière | 1001 | | | | | |
| CU345 | Chilleurs-aux-Bois | 995 | | | | | |
| MAP45 | Mareau-aux-Prés | 990 | | | | | |
| LV745 | Olivet | 976 | | | | | |
| BOI45 | Boiscommun | 959 | | | | | |
| VAR45 | Varennes-Changy | 946 | | | | | |
| GON45 | Saint-Gondon | 922 | | | | | |
| HUI45 | Huisseau-sur-Mauves | 909 | | | | | |
| BL345 | Baule | 907 | | | | | |
| BEU45 | Beaulieu-sur-Loire | 898 | | | | | |
| MCY45 | Marcilly-en-Villette | 897 | | | | | |
| BOY45 | Boynes | 885 | | | | | |
| TMR45 | Thimory | 843 | | | | | |
| SBR45 | Saint-Brisson-sur-Loire | 842 | | | | | |
| PPD45 (MST45) | Saint-Jean-de-Braye Papin | 819 | | | | | |
| THO45 | Thorailles | 816 | | | | | |
| PEG45 | Pers-en-Gâtinais | 800 | | | | | |
| DCH45 | Douchy | 784 | | | | | |
| IEC45 (ING45) | Ormes Ingre Corroy | 783 | | | | | |
| VEV45 | Vienne-en-Val | 780 | | | | | |
| ASX45 | Ascoux | 774 | | | | | |
| OMH45 (DOU45) | Saint-Jean-de-la-Ruelle Orleans Mouchetiere | 753 | | | | | |
| YEC45 | Yèvre-la-Ville Le Chatel | 749 | | | | | |
| OUT45 | Outarville | 731 | | | | | |
| OUZ45 | Ouzouer-sur-Trézée | 724 | | | | | |
| SOL45 | Solterre | 708 | | | | | |
| ERV45 | Ervauville | 708 | | | | | |
| TRI45 | Triguères | 677 | | | | | |
| OBC45 (DOU45) | Ingré Orleans Bas Champs | 666 | | | | | |
| BOS45 | Boismorand | 661 | | | | | |
| MCR45 | Montcresson | 660 | | | | | |
| MGP45 | Villemandeur Montargis Picardiere | 656 | | | | | |
| VRI45 | Vrigny | 654 | | | | | |
| MEV45 | Ménestreau-en-Villette | 643 | | | | | |
| JUY45 | Jouy-le-Potier | 640 | | | | | |
| FCG45 (MST45) | Fleury-les-Aubrais Curembourg | 640 | | | | | |
| EDS45 (SAR45) | Saran Thomas Edison | 628 | | | | | |
| LLR45 | Ligny-le-Ribault | 627 | | | | | |
| ESC45 | Escrennes | 618 | | | | | |
| AIL45 | Aillant-sur-Milleron | 613 | | | | | |
| CHS45 | Chuelles | 612 | | | | | |
| OR245 (SOU45) | Saint-Cyr-en-Val Orleans Saussaye | 592 | | | | | |
| CDY45 | Coudroy | 590 | | | | | |
| MBY45 | Montbouy | 589 | | | | | |
| CER45 | Cerdon | 585 | | | | | |
| CHG45 | Chailly-en-Gâtinais | 585 | | | | | |
| PRV45 | Saint-Péravy-la-Colombe | 581 | | | | | |
| CCM45 | Sury-aux-Bois Chicamour | 579 | | | | | |
| BES45 | Briarres-sur-Essonne | 573 | | | | | |
| JAC45 | Courtenay Jacqueminiere | 570 | | | | | |
| LYE45 | Saint-Lyé-la-Forêt | 557 | | | | | |
| BAB45 | Bazoches-sur-le-Betz | 552 | | | | | |
| ASC45 | Aschères-le-Marché | 551 | | | | | |
| AUT45 | Autry-le-Châtel | 525 | | | | | |
| BUS45 | La Bussière | 522 | | | | | |
| RMT45 (SAR45) | Saran Ormeteau | 519 | | | | | |
| ENG45 | Engenville | 518 | | | | | |
| GRE45 | Greneville-en-Beauce | 481 | | | | | |
| MAV45 | Saint-Maurice-sur-Aveyron | 474 | | | | | |
| BOE45 | Boësses | 467 | | | | | |
| BIE45 | La Selle-sur-le-Bied | 466 | | | | | |
| GIR45 | Girolles | 464 | | | | | |
| AUX45 | Auxy | 403 | | | | | |
| SLC45 | Sully-la-Chapelle | 392 | | | | | |
| SCE45 | Sceaux-du-Gâtinais | 390 | | | | | |
| BZY45 | Bouzy-la-Forêt | 388 | | | | | |
| VGL45 | Viglain | 373 | | | | | |
| VIM45 | Vimory | 369 | | | | | |
| MGX45 | Amilly Montargis Couleuvreux | 362 | | | | | |
| BAT45 | Batilly-en-Puisaye | 359 | | | | | |
| AUJ45 | Autruy-sur-Juine | 341 | | | | | |
| SGY45 | Sougy | 334 | | | | | |
| CVT45 | Cravant | 331 | | | | | |
| HRD45 (MNG45) | Meung-sur-Loire Herbaudiere | 320 | | | | | |
| VAN45 | Vannes-sur-Cosson | 239 | | | | | |
| OCS45 | Saint-Jean-de-Braye Orleans Chatelliers | 228 | | | | | |
| DRC45 (DOU45) | Ingré Doumer Lecompte | 218 | | | | | |
| ERY45 | Cernoy-en-Berry | 59 | | | | | |
| AND45 | Andonville | 59 | | | | | |
| BLB45 | Boulay-les-Barres | 59 | | | | | |
| BRT45 | Breteau | 59 | | | | | |
| CEB45 | Charmont-en-Beauce | 59 | | | | | |
| RDN45 | Ardon | 59 | | | | | |
| ISD45 | Isdes | 58 | | | | | |
| TIV45 | Tivernon | 58 | | | | | |
| PIE45 | Pierrefitte-ès-Bois | 58 | | | | | |
| AAY45 | Gien Arrabloy | 58 | | | | | |
| SNY45 | Sennely | 58 | | | | | |
| NSY45 | Nesploy | 58 | | | | | |
| MTR45 | Montereau | 58 | | | | | |
| MT445 | Montigny | 58 | | | | | |
| GUI45 | Guigneville | 58 | | | | | |
| TRN45 | Tournoisis | 58 | | | | | |
| VMU45 | Villemurlin | 57 | | | | | |
Taille moyenne des NRA : 1 993 lignes
Taille du NRA médian : 843 lignes
324 917 lignes au total