My iPhone 4S will only recieve or send e mail when I'm in a wifi spot?

reset network settings

settings- general- reset - reset network settings

now reconnect to wifi

settings - wifi- click network name - enter password - join

Peace, Clyde

Did you already check if "Cellular Data" is activated in Settings/Cellular?

Also explained in this article:

iPhone and iPad (Cellular Models): Understanding cellular data settings and usage

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When cellular data is off, all data services use only Wi-Fi, including email, web browsing, push notifications, and other services. If cellular data is on, carrier charges may apply. For example, using certain features and services that transfer data, such as Siri and Messages, could result in charges to your data plan.

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Message was edited by: Ingo2711