City/Town Area Code Zip Code County Code
Oakhurst 918 74050 Tulsa 40143
Oakland 405 73446 Marshall 40095
Oaks 918 74359 Delaware 40041
Oakwood 405 73658 Dewey 40043
Ochelata 918 74051 Washington 40147
Octavia 405 74957 McCurtain 40089
Oilton 918 74052 Creek 40037
Okarche 405 73762 Canadian 40017
Kingfisher 40073
Okay 918 74446 Wagoner 40145
Okeene 405 73763 Blaine 40011
Okemah 918 74859 Okfuskee 40107
Okla. City 405 73100 Oklahoma 40109
thru
73189
Okmulgee 918 74447 Okmulgee 40111
Oktaha 918 74450 Muskogee 40101
Oleta 405 74735 Pushmataha 40127
Olustee 405 73560 Jackson 40065
Omega 405 73764 Kingfisher 40073
Oologah 918 74053 Rogers 40131
Optima 405 73945 Texas 40139
Orienta 405 73737 Major 40093
Orlando 405 73073 Logan 40083
Osage 405 74604 Kay 40071
Osage 918 74054 Osage 40113
Oscar 405 73561 Jefferson 40067
Overbrook 405 73453 Love 40085
Owasso 918 74055 Tulsa 40143