Exotic Aquatics and more - specialty is african cichlids, has some community fish, some sa/ca sometimes, worth going for their double stacked 18 foot long display tanks. Also carrying reptiles, snakes and more.. used tanks/equipment sometimes 405-672-9205 - one block west of I-35 on SW 15th, warehouse is on north of street, unit 9 - google map -
1001 Southeast 15th Street Oklahoma City, OK 73129-6003
Tanks a Lot - west side of town in Yukon - specialty is african cichlids, has saltwater fish, also sa/ca cichlids and some community fish - also reptiles and snakes. Used tanks and equipment sometimes. 405-265-2626 - se corner of Reno and Czech Hall Rd, a mile south of I-40 in Yukon (about 20 minutes form downtown OKC) google map - 2142 W Reno Ave, Yukon, OK
Wet Pets by Steve - Norman - community, ca/sa, brackish, saltwater, african - 405-701-5530 - middle of Norman, about 45 minute drive from downtown OKC - google map - 804 North Porter Avenue, Norman, OK
Reef shop - I haven't been here in years, but they used to be really good. Saltwater fish, not sure about anything else they are doing, last time I was there was 2000. Going by the latest reviews on google map they may have gone downhill... 405-942-3555, google map - 350 S Vermont Ave # 202, Oklahoma City, OK
Not a store, but if you have time you might want to check out the aquarium displays in town.
Myriad Gardens has outdoor and indoor gardens as well as ponds with koi and inside they have sa/ca cichlids among others.
http://www.myriadgardens.com/index.html
The OKC Zoo also has a nice aquarium display, both freshwater and saltwater.
http://www.okczoo.com/animals-plants/noble-aquatic-center-aquaticus/