+359-53-(610000...619999): Kaolinovo, Shumen (27) Baca lebih lanjut mengenai +359-53-(610000...619999)
+359-53-(660000...669999): Branichevo, Shumen (27) Baca lebih lanjut mengenai +359-53-(660000...669999)
+359-53-(670000...679999): Todor Ikonomovo, Shumen (27) Baca lebih lanjut mengenai +359-53-(670000...679999)
+359-53-(700000...799999): Novi Pazar, Shumen (27) Baca lebih lanjut mengenai +359-53-(700000...799999)
+359-53-(800000...899999): Veliki Preslav, Shumen (27) Baca lebih lanjut mengenai +359-53-(800000...899999)