How to sync phone contacts with PC?

I want to sync my contacts between my iphone and yahoo contacts. When I have done it in the past anything new on my iphone is lost. I want to be sure it doesn't happen again. I had to do a restore which made me lose currently added data.

I want a simple mobile phone with a monochrome screen and a fast interface that can sync contacts with my Mac or PC via a cable or IR. Something like the Nokia 1110 but with the ability to sync! I usually have 2 phones. One is a blackberry curve for...

I just switched to an iPhone 5 after years with an Android phone. My carefully constructed sync setup between my work Win 7 PC, my home Mac and my phone is no longer as useful. Details of my current setup within. I've been using Google Calendar/Contacts...

What is the best hardware for my situation; Phone, contact program (software), laptop, maybe even pc as brief as i can be..... I use ACT for my contacts. I have a treo 650. I can d/l my ACT database to my treo. i hate the phone & i'm in the market...

Using cardDav for contacts - all synced with phone - however when I add a new contact on my PC on Yahoo it does not then sync to iphone. Inew contact added on iphone syncs to Yahoo - ...show more

i have all my contacts synced from my iphone to my yahoo address book. now, i want to know if there is a way to sync that address book to my nokia phone. maybe by using PC suite or an application on the phone itself. please help.

Is there a free app that I can get to sync my phone and my PC? I need an app that will sync, preferably wirelessly, my music and photos from my phone to my PC and from my PC to my phone. I download stuff on my phone all the time and I want my PC to be...

how do i copy my htc windows 7 phone contacts to the pc, i tryed syncing stuff with it & i ended up putting all my email contacts mixed with my phone contacts which is the opposite thing i wanted :( how can i put phone number contacts to pc ?