You are the man worked galaxy s4 zoom 105 ATT phone.
Settings that worked for my SGH-I337 AT&T Branded Galaxy S4 for use on Straight Talk are:
name: straighttalk
APN: tfdata
Proxy: Not set
Port: 8080
Username: Not set
Password: Not set
Server: Not set
MMSC: http://mms-tf.net
MMS Proxy...