If he's dressing differently for work, there may be a coworker he's trying to impress. Disclaimer - Legal information is not legal advice. If you don't want to be married to a cheater, you should make plans to separate. Accusing you of infidelity is a way to deflect his own guilt and poor behavior," explains Manette.
See if he turns away from you when you are talking. When other women call my phone, causing me to ask him how did they get my phone number after changing it 4 times? If he keeps his phone on him at all times, even when he's sleeping, he is probably hiding something from you, and yes, it could be that he is cheating.
He may be texting her about something she needs to do first thing in the morning or asking if something has been completed that he requested. Calling the phone company, changing numbers. My situation I don't think is different than other people in the article.