{ "title": "Korea Business Number Area Code", "author": "Namhyeon Go , WelsonJS OSS team", "website": "https://github.com/gnh1201/welsonjs", "created_on": "2025-11-19", "data": { "seoul": [ 100, 101, 104, 105, 106, 107, 108, 109, 110, 113, 114, 117, 119, 120, 145, 146, 147, 201, 204, 206, 209, 210, 211, 212, 214, 215, 217, 220, 230 ], "incheon": [ 121, 122, 131, 137, 150, 234, 800 ], "busan": [ 600, 602, 603, 605, 606, 607, 617, 621, 623 ], "daegu": [ 500, 502, 503, 504, 514, 516 ], "gwangju": [ 400, 408, 409, 410, 419 ], "daejeon": [ 300, 305, 314, 318 ], "ulsan": [ 610, 620 ], "sejong": [ 320 ], "gyeonggi": [ 123, 124, 125, 126, 127, 128, 129, 130, 132, 134, 135, 138, 140, 141, 142, 143, 144, 149, 151, 152, 200, 231, 232, 233, 235, 236 ], "gangwon": [ 221, 222, 223, 224, 225, 226, 227 ], "chungbuk": [ 301, 302, 303, 304, 317 ], "chungnam": [ 307, 308, 310, 311, 312, 313, 316, 319 ], "jeonbuk": [ 401, 402, 403, 404, 407, 418 ], "jeonnam": [ 411, 412, 415, 416, 417 ], "gyeongbuk": [ 505, 506, 507, 508, 510, 511, 512, 513, 515 ], "gyeongnam": [ 608, 609, 611, 612, 613, 615, 624 ], "jeju": [ 616 ], "p_seoul": [ 116, 775 ], "p_incheon": [ 172, 139 ], "p_gyeonggi": [ 696, 276, 585, 133, 687, 509, 581, 557, 405, 727, 514, 371 ], "p_busan": [ 825, 644, 449 ], "p_daejeon": [ 306 ], "p_sejong": [ 330, 698 ], "p_gwangju": [ 256 ], "p_gyeongbuk": [ 568 ], "p_chungnam": [ 709, 294 ], "p_chungbuk": [ 203, 136 ], "p_jeonbuk": [ 586, 704 ] } }