Country Code Kenya 254 Area Codes of Major Towns Nairobi 020 Mombasa 041 Malindi 042 Diani Beach 040 Kisumu 057 Nakuru 051 Eldoret 053 Narok 050 Kilgoris 058 Thika 067 Kiambu 066 Nyeri 061 Machakos 044 Embu 068 Kakamega 056 Garissa 046 Nanyuki 062